Which statement is true about the male reproductive system? the testes produce semen. a. sperm cells are the largest component in the composition of semen. b. the scrotum functions to keep the testes at an optimum temperature. c. the penis enables sperm to be deposited directly into the uterus. d. nextreset

What is the relationship between absorbance of light and the rate of photosynthesis?

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot.active transport involves transport proteins, and facilitated diffusion does not.facilitated diffusion involves transport proteins, and active transport does not.active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates